Tài liệu Embedding Perl in HTML with Mason Chapter 3: Special Components: Dhandlers and Autohandlers pdf

... you're running Mason under mod _perl, but it gets triggered under different conditions than does Mason& apos;s dhandler mechanism. Chapter 3: Special Components: Dhandlers and Autohandlers In previous ... SetHandler perl- script PerlHandler HTML: :Mason: :ApacheHandler </LocationMatch> This directive has a rather strange interaction with Mason& apos;s...

Ngày tải lên: 14/12/2013, 12:15

... following, put in the httpd.conf for the site: PerlModule HTML: :Mason: :ApacheHandler <LocationMatch "\ .html$ "> SetHandler perl- script PerlHandler HTML: :Mason: :ApacheHandler ... to install Mason for use in conjunction with the Apache web server and its mod _perl- embedded Perl interpreter. A Standalone Installation Mason can be installed just l...

Ngày tải lên: 14/12/2013, 12:15

... for the HTML: :Mason: :Interp module in a recent release of Mason for details. Embedded Perl: % Lines and < %perl& gt; Blocks There are two ways to embed Perl code into text with Mason. The ... few lines of Perl code in a row, however, it is probably best to use a Perl block instead. A Perl block is equivalent to a bunch of Perl lines in a row. It begins with...

Ngày tải lên: 14/12/2013, 12:15

... these issues are covered in Chapter 3 , Chapter 5, and Chapter 12 . Return. 2. The percent sign (%) must occur at the beginning of the line. Return . 3. The HTML: :Mason: :Request object provides ... several of the HTML: :Mason: :Request and HTML: :Mason: :Interp methods, covered in detail in Chapter 4 and Chapter 6. Return. 5. Unless the component is called wit...

Ngày tải lên: 14/12/2013, 12:15

... to dhandlers: • decline This method was discussed in detail in Chapter 3 . Calling this method indicates that the current component does not wish to handle the request, in which case Mason ... are using autohandlers (particularly more than one) and you want to get some information about the components in a request. Using some of these methods requires an understanding...

Ngày tải lên: 14/12/2013, 12:15

... Available Only When Using ApacheHandler When you are using Mason under mod _perl with the HTML: :Mason: :ApacheHandler class, which is covered in Chapter 7 , the Request object will contain several additional ... HTML: :Mason: :CGIHandler classes. The latter class is covered in Chapter 9 . • cgi_object This method is always available when using HTML: :Mason: :CGIHandler...

Ngày tải lên: 14/12/2013, 12:15

... autohandler example using attributes instead of methods. Example 5-7. autohandler < ;html& gt; main component and any of its subcomponents, including the main component's <%init> ... /your_order .html is received. Mason constructs the runtime inheritance hierarchy, assigning /autohandler as /your_order .html& apos;s parent. 2. Mason executes the /autohandler compo...

Ngày tải lên: 14/12/2013, 12:15

... autohandler to a component called /syshandler . In setting up the inheritance chain at runtime, Mason will attempt to find the parent of /syshandler, and the default is (you guessed it) autohandler ... autohandler in the same directory. So unless you've overridden /syshandler 's parent, you'll have /autohandler inheriting from /syshandler, and /syshandler inherit...

Ngày tải lên: 14/12/2013, 12:15

... code and finding the Mason directives within it. It interacts quite closely with the Compiler, which takes the Lexer's output and generates a Mason component object suitable for interpretation ... 6-1. The Interpreter and its cronies Passing Parameters to Mason Classes An interesting feature of the Mason code is that, if a particular object contains another object, t...

Ngày tải lên: 14/12/2013, 12:15

... SetHandler perl- script PerlHandler HTML: :Mason: :ApacheHandler The SetHandler directive just tells Apache to use mod _perl for this request. The PerlHandler directive is provided by mod _perl, and ... this kind of thing in order to take advantage of Mason& apos;s other features like dhandlers or to integrate the dynamically generated image into an existing Mason site. Apac...

Ngày tải lên: 14/12/2013, 12:15